Alert archive / Alabama / Tornado Warnings in 2021

Tornado Warning 60, NWS Mobile, AL

August 30, 2021Clarke County, Alabama

NWS Mobile, AL issued this tornado warning at Aug 30, 2021, 1:08 PM CDT for Clarke County, Alabama. It was in force for 52 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Aug 30, 2021, 1:08 PM CDT (18:08 UTC)
Expired
Aug 30, 2021, 2:00 PM CDT
In force
52 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Tornado
Observed
Hail
0.75 in

County Clarke County, AL

The radar

The Mobile radar (KMOB), 90 km from the middle of the area, began a volume at 18:09 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Aug 30, 1:25 PM CDTTORNADO1 N Choctaw Bluff, ALTHE TORNADO LIKELY BEGAN NEAR SOCIETY HILL RD SOUTH OF OREGON RD WHERE A MOBILE HOME WAS ROLLED AND ANOTHER HOME LOST MOST OF ITS ROOF. THE TORNADO CONTINUED NORTHEAST WHERE NUMEROUS SOFTWOOD SNAPS AND UPROOTS WERE NOTED AS THE TORNADO CROSSED SOCIETY HILL RD.
Aug 30, 1:34 PM CDTTORNADO1 S Walker Springs, ALTREES DOWN ON EVERGREEN RD. PROBABLE TORNADO WITH DEBRIS SIGNATURE NOTED ON RADAR.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Aug 30, 5:48 AM CDTTornado WatchSPC10 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 6.1 hours before the alert went out and 220 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Birmingham, AL at 12:00Z on 2021-08-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 6 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 12:00Z on 2021-08-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 175 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
6 J/kg
Mixed-layer CIN
-242 J/kg
Mixed-layer LCL
1267 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
175 m²/s²
0-3 km storm-relative helicity
190 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

As transmitted.

310 
WFUS54 KMOB 301808
TORMOB
ALC025-301900-
/O.NEW.KMOB.TO.W.0060.210830T1808Z-210830T1900Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Mobile AL
108 PM CDT Mon Aug 30 2021

The National Weather Service in Mobile has issued a

* Tornado Warning for...
  Central Clarke County in southwestern Alabama...

* Until 200 PM CDT.
    
* At 108 PM CDT, a tornado producing storm was located 17 miles 
  south of Jackson, moving north at 45 mph.

  HAZARD...Damaging tornado.

  SOURCE...Radar confirmed tornado.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This tornadic storm will be near...
  Jackson around 130 PM CDT.
  Whatley around 145 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

&&

LAT...LON 3168 8757 3163 8756 3134 8772 3133 8775
      3136 8777 3131 8779 3130 8776 3127 8780
      3128 8783 3121 8786 3123 8793 3134 8792
      3132 8792 3136 8789 3140 8789 3138 8792
      3172 8788
TIME...MOT...LOC 1808Z 194DEG 38KT 3126 8785 

TORNADO...OBSERVED
MAX HAIL SIZE...<.75 IN

$$
4 follow-up statements
540 
WWUS54 KMOB 301818
SVSMOB

Severe Weather Statement
National Weather Service Mobile AL
118 PM CDT Mon Aug 30 2021

ALC025-301900-
/O.CON.KMOB.TO.W.0060.000000T0000Z-210830T1900Z/
Clarke AL-
118 PM CDT Mon Aug 30 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 200 PM CDT FOR CENTRAL
CLARKE COUNTY...
        
At 118 PM CDT, a confirmed tornado was located 10 miles southeast of
Jackson, moving north at 45 mph.

HAZARD...Damaging tornado.

SOURCE...Radar confirmed tornado.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This tornado will be near...
  Whatley around 145 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

&&

LAT...LON 3168 8757 3163 8756 3146 8766 3134 8776
      3136 8777 3131 8779 3134 8790 3135 8790
      3136 8789 3140 8789 3172 8788
TIME...MOT...LOC 1818Z 194DEG 38KT 3137 8782 

TORNADO...OBSERVED
MAX HAIL SIZE...<.75 IN

$$
562 
WWUS54 KMOB 301825
SVSMOB

Severe Weather Statement
National Weather Service Mobile AL
125 PM CDT Mon Aug 30 2021

ALC025-301900-
/O.CON.KMOB.TO.W.0060.000000T0000Z-210830T1900Z/
Clarke AL-
125 PM CDT Mon Aug 30 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 200 PM CDT FOR CENTRAL
CLARKE COUNTY...
    
At 124 PM CDT, a severe thunderstorm capable of producing a tornado
was located 8 miles southeast of Jackson, moving north at 40 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This dangerous storm will be near...
  Whatley around 150 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3168 8757 3163 8756 3138 8773 3136 8774
      3137 8785 3172 8788
TIME...MOT...LOC 1824Z 201DEG 35KT 3143 8778 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$
328 
WWUS54 KMOB 301830
SVSMOB

Severe Weather Statement
National Weather Service Mobile AL
130 PM CDT Mon Aug 30 2021

ALC025-301900-
/O.CON.KMOB.TO.W.0060.000000T0000Z-210830T1900Z/
Clarke AL-
130 PM CDT Mon Aug 30 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 200 PM CDT FOR EAST
CENTRAL CLARKE COUNTY...
        
At 130 PM CDT, a confirmed tornado was located 7 miles east of
Jackson, moving north at 45 mph.

HAZARD...Damaging tornado.

SOURCE...Radar confirmed tornado.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This tornado will be near...
  Whatley around 145 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

&&

LAT...LON 3168 8757 3163 8756 3143 8771 3146 8786
      3172 8788
TIME...MOT...LOC 1830Z 194DEG 38KT 3149 8776 

TORNADO...OBSERVED
MAX HAIL SIZE...<.75 IN

$$
809 
WWUS54 KMOB 301851
SVSMOB

Severe Weather Statement
National Weather Service Mobile AL
151 PM CDT Mon Aug 30 2021

ALC025-301900-
/O.EXP.KMOB.TO.W.0060.000000T0000Z-210830T1900Z/
Clarke AL-
151 PM CDT Mon Aug 30 2021

...THE TORNADO WARNING FOR CENTRAL CLARKE COUNTY WILL EXPIRE AT 200
PM CDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

A Tornado Watch remains in effect until 400 PM CDT for south central
and southwestern Alabama.

LAT...LON 3168 8757 3163 8756 3143 8771 3146 8786
      3172 8788
TIME...MOT...LOC 1850Z 194DEG 38KT 3169 8770 

$$

The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 29, 7:07 PM CDTTornado WarningMOBMobile25 min
Aug 29, 8:19 PM CDTRiver Flood WarningMOBEscambia49 hr
Aug 29, 8:21 PM CDTRiver Flood WarningMOBCovington, Escambia38 hr
Aug 29, 8:35 PM CDTRiver Flood WarningMOBBaldwin30 hr
Aug 29, 11:27 PM CDTSpecial Marine WarningMOB93 min
Aug 30, 12:13 AM CDTSpecial Marine WarningMOB47 min
Aug 30, 12:59 AM CDTSpecial Marine WarningMOB2 hr
Aug 30, 3:24 AM CDTFlash Flood WarningMOBBaldwin, Clarke, Mobile, Washington6 hr
Aug 30, 4:03 AM CDTSpecial Marine WarningMOB117 min
Aug 30, 6:42 AM CDTFlash Flood WarningMOBBaldwin, Escambia5 hr
Aug 30, 6:46 AM CDTSpecial Marine WarningMOB119 min
Aug 30, 8:29 AM CDTFlash Flood WarningMOBConecuh, Escambia, Monroe4 hr
Aug 30, 8:32 AM CDTFlash Flood WarningMOBEscambia4 hr
Aug 30, 8:40 AM CDTTornado WarningMOBConecuh, Escambia50 min
Aug 30, 9:00 AM CDTFlash Flood WarningMOBClarke, Conecuh, Escambia, Monroe, Wilcox4 hr
Aug 30, 9:12 AM CDTFlash Flood WarningMOBConecuh, Escambia4 hr
Aug 30, 9:20 AM CDTAreal Flood WarningMOBBaldwin, Clarke, Mobile, Washington8 hr
Aug 30, 10:26 AM CDTFlash Flood WarningMOBMobile6 hr
Aug 30, 10:51 AM CDTSpecial Marine WarningMOB54 min
Aug 30, 10:55 AM CDTTornado WarningMOBMobile, Washington25 min
Aug 30, 11:47 AM CDTFlash Flood WarningMOBClarke, Washington5 hr
Aug 30, 11:57 AM CDTFlash Flood WarningMOBBaldwin, Clarke, Mobile, Washington5 hr
Aug 30, 12:03 PM CDTFlash Flood WarningMOBEscambia75 min
Aug 30, 12:23 PM CDTTornado Warning Tornado observedMOBBaldwin, Mobile21 min
Aug 30, 12:30 PM CDTTornado Warning Tornado observedMOBBaldwin, Clarke, Mobile, Washington45 min
Aug 30, 1:39 PM CDTTornado Warning Tornado observedMOBClarke, Wilcox39 min
Aug 30, 3:57 PM CDTSpecial Marine WarningMOB48 min
Aug 30, 4:11 PM CDTCoastal Flood WarningMOBBaldwin, Mobile14 hr
Aug 30, 4:18 PM CDTSpecial Marine WarningMOB87 min
Aug 30, 4:20 PM CDTSpecial Marine WarningMOB85 min
Aug 30, 5:05 PM CDTSpecial Weather StatementMOBCovington55 min
Aug 30, 5:19 PM CDTAreal Flood WarningMOBBaldwin, Clarke, Mobile, Washington14 hr
Aug 30, 5:29 PM CDTSpecial Marine WarningMOB91 min
Aug 30, 6:46 PM CDTSpecial Marine WarningMOB89 min

Nearby

Tornado Warnings in Alabama, 2021Every tornado warning in 2021Tornadoes in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.